baber/WOPTO huggingface dataset:
Patent JP-S61126616-A (JP)
Title: Composite magnetic head of recording and reproducing head and erasing head
Inventor: SHIBAHARA HIROYASU
IPC: G11B5/03
Filed: 1984-11-23
Abstract: PURPOSE:To satisfy the quantity of magnetic flux for erase required by an erasing head and the quantity of high frequency bias required by a recording and reproducing head together by forming a composite magnetic head where a groove for bias adjustment of the recording and reproducing head is provided on a magnetic path shared between the recording and reproducing head and the erasing head. CONSTITUTION:The recording and reproducing head provided with a magnetic gap Grp is constituted with a magnetic patch member 1 consisting of a ferromagnetic material, a magnetic path member 2 consisting of a ferromagnetic material, and a recording and reproducing coil 3, and the erasing head provided with a magnetic gap Ge is constituted with a magnetic path member 4 consisting of a ferromagnetic material, the magnetic path member 2 consisting of the ferromagnetic material, and an erasing coil 5. The magnetic path member 2 is used as the magnetic patch member shared between the recording and reproducing head and the erasing head, and this magnetic path member 2 is provided with a groove 6 for bias adjustment of the recording and reproducing head, and a depth l and a width W of the groove 6 are so selected that information signals recorded on a magnetic recording medium are erased well.
Patent JP-H1089770-A (JP)
Title: Gas hot-water supplier
Inventor: KUMAGAI MASAAKI
IPC: F24H1/10
Filed: 1996-09-19
Abstract: PROBLEM TO BE SOLVED: To provide a gas hot-water supplier, restraining the danger of scalding by preventing the discharging each amount of high-temperature hot-water even when a bypass valve breaks down and remains closed. SOLUTION: Water, introduced out of an external source, is heated by a heat exchanger 22 and is mixed into water, introduced out of the external source and passed through a bypass pipe 14, then, is sent out of a hot-water discharging port 12. The flow rate of the bypass pipe 14 is regulated by a bypass valve 29 whereby the temperature, sent out of the hot-water discharging port 12, is regulated. Further, the bypass pipe 14 is provided with a flow rate sensor 17 for the bypass pipe and when the flow rate, detected by the flow rate sensor 17 for bypass pipe during heating water by the heat exchanger 22, is lower than a predetermined value, the fire of a gas burner 21 is extinguished. According to this method, the discharging of high-temperature hot-water from the heat exchanger through the hot-water discharging port 12 without being mixed with water can be restrained.
Patent JP-H04129081-A (JP)
Title: Optical disk device
Inventor: MIZOBUCHI EIJI
IPC: G11B23/50
Filed: 1990-09-18
Abstract: PURPOSE:To clean an optical disk at the best timing by providing at optical disk device with a cleaning management means which reads cleaning history information to perform the cleaning management of the optical disk. CONSTITUTION:Cleaning history information of a cartridge is stored in a cleaning history information storage part 6 provided in a cartridge 3, and a cleaning management means 7 provided in an optical disk device 5 reads this cleaning history information to perform the cleaning management of an optical disk 2. Consequently, the optical disk in each cartridge is cleaned at proper intervals. Thus, the optical disk is cleaned at the proper timing.
Patent JP-H0990102-A (JP)
Title: Optical product with coating film and its production
Inventor: SUZUKI TETSUO
IPC: B32B7/02
Filed: 1995-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a production method of a coating film which has high environmental resistance, can be made transparent and suppresses the production of interference fringes, and to provide a production method of the film on a product by vapor phase growing method in continuous processes. SOLUTION: A modified layer containing Si-based or/and Ti-based compds. or at least one of these and having a refractive index changing in the thickness direction is formed on a base body, and further, a hard coating layer containing Si and O and having a const. refractive index is formed on the layer. The modified layer is formed to a thickness between >100nm and <900nm, while the hard coating layer is made thicker than the modified layer. The modified layer improves the adhesion property between the hard coating layer and the base body and has a function to absorb shock added on the hard coating layer.
Patent JP-S63100905-A (JP)
Title: Permselective membrane formed with novel copolymer
Inventor: SUGIE KIYOSHI
IPC: B01D65/10
Filed: 1987-10-02
Abstract: PURPOSE:To prepare a membrane with a mechanical strength durable for continuous use and with a good permselectively for a gas mixture by providing a copolymer constituted with specific allyltri(alkyl or phenyl)silane and diene group. CONSTITUTION:A membrane is formed from a copolymer with the ratio of 5:95-95:5 of repeating units I:II and/or III and with an intrinsic viscosity of 1.0-3.0 (R1, R2 and R3 in formula I show same or different alkyl with 1-10 carbon atoms, or phenyl, substituted or not substituted with alkyl with 1-4 carbon atoms. R4 and R5 in formula II show same or different hydrogen atom or methyl. R6 and R7 in formula III show same or different hydrogen atom or methyl). Said copolymer can be prepared, for instance, by polymerizing a monomer corresponding to the repeating unit I and a monomer corresponding to the repeating unit II and/or III together with regular alpha-olefin polymerization catalyst at 10-120 deg.C.
Patent JP-2001071796-A (JP)
Title: Three-point fixed child seat
Inventor: FUKUHARA NAONARI
IPC: B60N2/28
Filed: 1999-09-01
Abstract: PROBLEM TO BE SOLVED: To improve the operability and safety of a child seat by arranging a means to guide the a waist belt of a three-point type seat belt of an automobile in a rear part of a seat in a child seat body and a means to guide a shoulder belt by forming a notch section in an upper back face of a back rest section. SOLUTION: A shoulder belt B1 in a three-point belt of the automobile A is drawn to be guided by the shoulder belt guiding means 5 arranged in the upper section of the back rest section 3 for fixing a child seat body 1 to a seat A of an automobile A. That is, the belt B1 is passed through the notch section on the side of a tongue-like body 5a facing upward and is projected in the front face of a tongue-like body 5c facing downward, then is led out downward behind the back rest section 3. The waist belt B2 is drawn out and guided by the guiding means 4 arranged in the seat section 2. After that, the buckle of the seat belt is inserted into a lock member to simply and surely fix the child seat body 1 to three point. This improves the safety of the child seat of a low cost and light structure.
Patent JP-H07104014-A (JP)
Title: Comparator circuit
Inventor: HODAKA KAZUO
IPC: G01R19/165
Filed: 1993-10-04
Abstract: PURPOSE:To restrict the chip area and the number of terminals at the time of integration by boosting the voltage of a driving power source for a comparator at least by the input/output voltage of a differential transistor and the output voltage of a constant current transistor. CONSTITUTION:In a comparator 17, a P-channel type MOS transistor, which is differentially connected to a plus terminal and a minus terminal, is provided, and a an N-channel type MOS transistor, of which drain is opened, is provided in the output terminal, and the input voltage Vin is compared with the reference voltage Vref. A pull-up resistor 18 is connected between a power source Vdd and a drain of the N-channel type MOS transistor. Consequently, the comparator 17 generates the voltage Vdd when the input voltage Vin is larger than the reference voltage Vref, and generates the voltage at a grounding level when the input voltage Vin is smaller than the reference voltage Vref. A booster circuit 19 boosts the voltage of the power source Vdd for driving the comparator 17 to (Vdd+alpha), and compensates the insensitive band area of the comparator 17.
Patent JP-S60146630-A (JP)
Title: Electrode wire for wire cut electric discharge machining
Inventor: ISHIGURO SHINGO
IPC: B23H7/08
Filed: 1983-12-29
Abstract: PURPOSE:To enhance the corrosion resistance of an electrode wire to stabilize electro-discharge upon electric discharge machining, by forming the electro-discharge upon electric discharge machining, by forming the electrode wire of a core wire made of metal or alloy, a covering layer laid over the core wire and made of aluminum or aluminum alloy, and a zinc phosphate covering coated over the covering layer. CONSTITUTION:An electrode wire for wire cut electric discharge machining is formed of a core wire 1 made of copper or copper alloy, and a covering layer 2 covered on the core wire 1 and made of pure aluminum or aluminum alloy and a metal oxide film 3 laid ocer the covering layer 2 and obtained by oxidizing aluminum or aluminum alloy. This aluminum or aluminum alloy has a low evaporating temperature so that electro-discharge may be stabilized upon electric discharge machining. Further since the metal oxide film of the outermost layer insulates the outer surface of the electrode wire, electro-discharge is prevented from lasting during electric discharge machining. Accordingly, pulse discharge may be stabilized so that arc discharge machining may be carried out with an increased number of repetition of electro-discharge, the working speed may be made high and as well surface roughness may be made small.
Patent JP-S62108512-A (JP)
Title: Filter of transformer for grounding type instrument
Inventor: AIBA SHIGERU
IPC: H01F27/42
Filed: 1985-11-06
Abstract: PURPOSE:To improve the accuracy of a meter and the detecting sensitivity of a relay by connecting the same basic frequency resonance circuit as any of triple frequency resonance in series with a triple frequency resonance circuit connected in series with different positive or negative reactance from the basic frequency resonance circuit, and connecting a load in parallel with the basic resonance circuit. CONSTITUTION:A basic frequency resonance circuit in which inductive and capacitive reactances are connected in parallel and the same reactances as any of the reactances are connected in series, and a triple frequency resonance circuit in which inductive and capacitive reactances are connected in parallel and the same reactances as any of the triple frequency resonance reactances and different positive or negative reactances from the series reactance of the basis frequency resonance circuit are connected in series are connected in series, and a load is connected in parallel with the basic frequency resonance circuit. The reactance of a resonance circuit 7 is very lower than a basic frequency f0, a voltage V2 is approx. 0, a voltage V1 is approx. voltage VGPT, the reactance of a resonance circuit 5 is very lower than triple frequency f3, the voltage V1 is approx. 0, the triple frequency does not affect the accuracy of a meter and the detecting sensitivity of a relay and operates for the basic frequency with good sensitivity.
Patent JP-S6488383-A (JP)
Title: Squid magnetometer
Inventor: KOBAYASHI HIDE
IPC: G01R33/02
Filed: 1987-09-30
Abstract: PURPOSE:To execute the detection with high sensitivity by constituting the titled magnetometer so that the magnitude of the earth magnetism can be calculated, based on the time variation quantity of the magnitude of the earth magnetism detected by a SQUID sensor. CONSTITUTION:Each component (geomagnetic component) in the X-Z axial directions in the hourly variation quantity of magnitude of earth magnetism is outputted as detecting signals 101x-101z, respectively. Subsequently, in an amplifier 20, the signals 101x-101z are brought to analog amplification by (x)-(z) axial amplifiers 21-23, and also, brought to digital conversion, and outputted as signals 211-231 to a computer 30. Next, the data of geomagnetic components brought to information input through the signals 211-231 are stored successively in a storage part 31, and also, based on these data, etc., of the stored geomagnetic components, the magnetic of the earth magnetism is calculated in a magnetism calculating part 32, and its result is outputted through a data bus 321.
Patent JP-H07104768-A (JP)
Title: Device for reducing noise in car
Inventor: NAGANO MAKOTO
IPC: H03H17/02
Filed: 1993-10-04
Abstract: PURPOSE:To provide a device in which a convergence speed is accelerated and with excellent stability in the device canceling a noise in a car with a sound generated from a speaker and reducing the noise. CONSTITUTION:A reference signal based on an engine revolving speed is filter- weighted in a filter part 12 so that the noise in the car is canceled, and a speaker 15 is driven based on the signal. The sound generated from the speaker 15 and the noise in the car are detected by a microphone 16. The updating amount of the filter weight is calculated so that the detection amount becomes minimum, and the filter weight at the time of the last control period is corrected. At the time of the updating, a correction coefficient is calculated by a correction coefficient calculation part 18. The correction coefficient is set to a value in proportion to the last filter weight revision amount from the filter weight revision amount before last. Thus, when the revision amount is larger, the convergence sped is increased, and when smaller, the stability is improved.
Patent JP-H09124719-A (JP)
Title: Radiation-curable composition containing surface-active capped amino compound
Inventor: RAINHORUTO SHIYUBUARUMU
IPC: C09D4/00
Filed: 1996-09-19
Abstract: PROBLEM TO BE SOLVED: To provide a radiation-curable composition the polymerization or curing of which is inhibited by oxygen to little or no extent by using a radical- polymerizable compound as the principal component.  
     SOLUTION: This composition is lowly sensitive to oxygen and comprises a radiation-curable radical-polymerizable compound (a) and a capped amino compound (b) which is surface-active in compound (a) and releases prim. and sec. amino groups or an amino compound having prim. and sec. amino groups when irradiated with high-energy light. The total of the number of the hydrogen atoms bonded to the amino group (aminic hydrogen atoms) is at least 2. 
     COPYRIGHT: (C)1997,JPO
Patent JP-S6489566-A (JP)
Title: Nonvolatile semiconductor memory
Inventor: SUMIHIRO NAOTAKA
IPC: H01L27/115
Filed: 1987-09-30
Abstract: PURPOSE:To erase some of the memory cells along a word line with reliability and no risk of erroneous writing by providing erase lines, which are narrower than source lines, on the source lines coated with oxide film. CONSTITUTION:Erase lines 29 and 30 are laid in parallel with word lines 26, 27 and 28, and perpendicular to bit lines 22 and 23. The erase lines 29 and 30 are narrower than a source region in a memory cell array, and laid over source lines but not over a field oxide. When a high voltage is applied to one erase line 30 alone with the other erase line 29 grounded, only the transistors Tr21, Tr22, Tr31 and Tr32 are erased along the erase line 30. The transistors Tr11 and Tr12 in erase inhibit state will never be written erroneously because their control gates, erase gates, source regions, and drain regions are all grounded.
Patent JP-2000074953-A (JP)
Title: Resistance circuit for detecting current, and plug current detection device
Inventor: KONDO TOSHIAKI
IPC: F02P15/00
Filed: 1998-09-02
Abstract: PROBLEM TO BE SOLVED: To provide a resistance circuit for detecting current value with nearly uniform accuracy over a wide range and a plug current detection device for accurately detecting the insulation resistance of ignition plug and ion current over an entire region to be detected. SOLUTION: The resistance circuit 40 for detecting current that is provided to detect a plug current flowing to an ignition plug 10 when a high voltage for detection due to the discharge of a capacitor 24 is applied to the ignition plug 10 is provided with a main resistor 42, a first additional resistance part where a first sub resistor 44 and a zener diode 45 are connected in series is connected to the main resistor 42 in parallel, and a second additional resistance part where a second sub resistor 46 and a zener diode 47 are connected in series is connected to the first sub resistor 44 in parallel. By turning on or off the zener diodes 45 and 47 according to a current to be detected (namely, a voltage across the resistance circuit 40), the resistance value of the resistance circuit 40 is switched appropriately.
Patent JP-S63106439-A (JP)
Title: Dash pot and manufacture thereof
Inventor: MUTO HIROYUKI
IPC: F16F9/10
Filed: 1986-10-21
Abstract: PURPOSE:To simplify fluid pouring work made by means of vacuum suction by providing a ball at a midway in an air vent hole communicating with an oil receiving hole to receive highly viscous fluid. CONSTITUTION:A oilcase 1 is formed of transparent resin material such as polycarbonate or the like into a cylindrical body with both ends opened. Highly viscous fluid 2 and a pin 3 are inserted through one end opening 10 into the case 1, and a steel ball 12 is pressed through another end opening 11 into said case 1. A hole part in which said fluid 2 has been poured forms an oil receiving hole 14, and a hole part in which said steel ball 12 has been pressed forms an air vent hole 15, and both the holes 14, 15 are caused to communicate with each other through a small diametral hole part 16. Thus said fluid 2 can be easily poured into the oil receiving hole 14 to sharply improve its pouring efficiency.
Patent JP-S6490099-A (JP)
Title: Night soil treating device
Inventor: SUZUKI KANEYUKI
IPC: C02F9/00
Filed: 1987-10-01
Abstract: PURPOSE:To easily treat night soil in a household, etc., by agitating and hashing the night soil from a stool, treating the material in a filter tank to separate water, and incinerating the residue freed of water by an incinerator. CONSTITUTION:The night soil from the stool 10 is transiently stored in a first tank 14, and the stored night soil is agitated by agitators 16 and 18. The night soil is then sent from the first tank 14 to the filter tank 26, the water in the night soil is separated therein, and the separated water is stored in a second tank 24. The residue freed of water in the tank 26 is incinerated by the incinerator 20. The second tank 24 and a low tank 11 are connected to utilize the water stored in the second tank 24 as flush water, and the water in the second tank 24 is supplied to the low tank 11. As a result, night soil can be easily treated in a household, etc.
Patent JP-S63104725-A (JP)
Title: Forming device for shape material having dovetail like part
Inventor: INOUE TAKESHI
IPC: B21D5/08
Filed: 1986-10-21
Abstract: PURPOSE:To stably manufacture a shape having a dovetail like part of high quality without any defective shape by subjecting a steel plate to cold working at a roll stand forming in a hat shape steel shape and the roll stand of specific structure arranged therebehind. CONSTITUTION:The hat shape steel like part 4a attaining to a dovetail like part 4 is formed at the center part in the width direction of a strip steel blank 1a. After forming a 1st slope web 11 via a bending corner part 10 at both sides of the hat shape steel like part 4a, a crest part bar side 13 is formed by upper and lower rolls 30, 40. A 2nd slope web 15 is formed further via a bending corner part 14, the rebending of the bending corner part 10 and 12 is performed with the bending corner part 12 of the 1st slope part 11 as the reference point, the dovetail like part 4 is formed by approaching the hat shape steel like part 4a so that its flange part 9 may be approached each other, a 3rd slope web 17 and crest part bar side 19 are formed and the dovetail like part 4 is finally completed by equally approaching so that the inclination of both flange parts 9 of the hat shape steel like part 4a and the 2nd, 3rd slope webs 15, 17 may be reduced.
Patent JP-H0890217-A (JP)
Title: Automatic soldering method, automatic soldering device, jet hole type solder gushing nozzle and flux applying brush device
Inventor: MATSUBARA YOSHIMASA
IPC: H05K3/34
Filed: 1994-09-16
Abstract: PURPOSE: To enable exact and efficient operation by injecting molten solder from small-diameter injection holes to form conical build-ups and executing soldering across the solder jets by increasing or decreasing injection force or the depth of a molten solder pool. CONSTITUTION: The molten solder 19 injected upward from injection hole type solder jet nozzles when an injection propeller is rotated by a motor after the solder is melted by a heater and is controlled in temp. in a solder jet nozzle device 16. The surface of the molten solder pool 170 existing atop the injection hole type solder jet nozzles is raised by the injection force and the conical solder jets 171 are built up by the surface tension of the solder. The height of the jets is adjusted to meet a stabilizer W for soldering by controlling the number of revolutions of the injection propeller. Coil terminals W1 , W2 are preheated in a fore stage and are soldered in a post stage at the time the stabilizer W crosses the solder jets 171 by tact transportation. As a result, the exact and efficient operations are automated.
Patent JP-H0586434-A (JP)
Title: Electrifying wear resistant material
Inventor: KATAYAMA SHINICHI
IPC: C22C37/00
Filed: 1991-09-27
Abstract: PURPOSE:To prepare an electrifying wear resistant material for pantagraph shoe reduced in wear as compared with the conventional pantagraph shoe, capable of being produced without using lead, chromium, etc., harmful to the environment, also capable of being produced into free shape by a relatively simplified device, and further capable of reducing manufacturing costs as compared with the conventional one. CONSTITUTION:Spheroidal graphite cast iron is used as the electrifying wear resistant material. Carbon atoms are contained in this spheroidal graphite cast iron by 2.5-4.5wt.%. Further, Si, Mn, P, S, Mg, etc., are incorporated as trace components in order to disperse graphite into spheroidal state. By using this spheroidal graphite cast iron as electrifying wear resistant material, the electrifying wear resistant material excellent in wear properties at the time of electrification can be obtained.
Patent JP-H08112690-A (JP)
Title: Welding wire having excellent target property
Inventor: KATAOKA TOKIHIKO
IPC: B23K35/02
Filed: 1994-10-14
Abstract: PURPOSE: To improve a target property at the time of welding a solid wire for welding. CONSTITUTION: The wire having a diameter (d) is provided with (i) piece of longitudinal grooves of 0.1d in depth of a diametral direction in the longitudinal direction. The sum of the positive components in the X direction of the groove depth when arbitrary X-Y coordinates having the central axis as origin in the cross section of the wire are assumed is defined as ΣXi . The ratio of the difference between the max. value and min. value to the wire diameter obtd. when the wire is rotated from 0 deg. to 360 deg. around the origing of the X-Y coordinates as the axis is regulated within a specific range, by which the bending rigidity is provided with directivity.
Patent JP-S61116127-A (JP)
Inventor: GERUHARUTO KIRUSHIEI
IPC: F16D3/74
Filed: 1985-11-08
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。